Unsuccessful attempts to transmit scrapie by nematode parasites.
D000818:Animals; D006041:Goats; D051379:Mice; D009348:Nematoda / Q000276:immunology*; D012376:Rodent Diseases / Q000276:immunology*; D012608:Scrapie / Q000276:immunology*; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology*